Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6402817 | Low pressure drop, multi-slit virtual impactor | — | 2002-06-11 |
| 4687579 | Sintered composite medium and filter | — | 1987-08-18 |
| 4623365 | Recirculating electric air filter | — | 1986-11-18 |
| 4581046 | Disk filter | — | 1986-04-08 |
| 4405342 | Electric filter with movable belt electrode | — | 1983-09-20 |